/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#include "pagespeed/kernel/base/file_message_handler.h"

#include <cstdarg>
#include <cstdio>
#include <cstdlib>

#include "pagespeed/kernel/base/message_handler.h"

namespace net_instaweb {

FileMessageHandler::FileMessageHandler(FILE* file) : file_(file) {}

void FileMessageHandler::MessageVImpl(MessageType type, const char* msg,
                                      va_list args) {
  // Effectively we're using stdio's buffer to hold the data we're logging
  // rather than formatting it into a temporary intermediate buffer.
  fputs(MessageTypeToString(type), file_);
  fputs(": ", file_);
  vfprintf(file_, msg, args);
  fputc('\n', file_);

  if (type == kFatal) {
    abort();
  }
}

void FileMessageHandler::MessageSImpl(MessageType type,
                                      const GoogleString& message) {
  fputs(MessageTypeToString(type), file_);
  fputs(": ", file_);
  fputs(message.c_str(), file_);
  fputc('\n', file_);

  if (type == kFatal) {
    abort();
  }
}

void FileMessageHandler::FileMessageVImpl(MessageType type,
                                          const char* filename, int line,
                                          const char* msg, va_list args) {
  fprintf(file_, "%s: %s:%d: ", MessageTypeToString(type), filename, line);
  vfprintf(file_, msg, args);
  fputc('\n', file_);

  if (type == kFatal) {
    abort();
  }
}

void FileMessageHandler::FileMessageSImpl(MessageType type,
                                          const char* filename, int line,
                                          const GoogleString& message) {
  fprintf(file_, "%s: %s:%d: ", MessageTypeToString(type), filename, line);
  fputs(message.c_str(), file_);
  fputc('\n', file_);

  if (type == kFatal) {
    abort();
  }
}

}  // namespace net_instaweb
